TCI is an important manufacturer and export trader in China, specializing  insulators of all kinds for high-voltage applications and related products. � Our products are widely used in transmission & distribution lines, substations and electrical railways. We implemented the ISO 9001:2008 Quality Control and the ISO14001:2004 environmental management systems. And our composite insulator products passed the tracking and erosion test at CESI Mannheim, Germany in 2010. Besides, we have cooperation with a lot of international electricity companies like� ALSTOM,TYCO,� ABB, SIEMENS, � PLP and many electricity authorities overseas,� such as JEPCO (400kv, Jordan), REA and KPLC (Kenya), EETC ( 500kv, Egypt)� etc.. And until now our products are used in more than 100 countries in the world and the number keeps increasing.